Dr. Dennis Andrew Buck
Dr. Dennis A. Buck
Last updated: Oct 8, 2025

Dr. Dennis A. Buck

  • Gender: Male
  • Experience: 12 years
  • Graduation year: 2009
  • Sole propriator: No
  • NPI: 1114157195

Dr. Dennis A. Buck DO

Oncologist

He is located at 2500 East Hunt Drive Suite H-J in Show Low, AZ 85901. Can help patients with the following: Bone Cancer, Kidney Cancer, Liver Cancer, Ovarian Cancer, Polycythemia, Thymoma. His National Provider Identifier (NPI) number is 1114157195. Appointment can be made via the phone number (928) 537-6937. He also has a website where you can get more information. The website can be found at https://www.centura.org/node/422221. He is affiliated with 2 practices and 3 hospitals.

Conditions treated

Dr. Dennis Andrew Buck, being an oncologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Dennis A. Buck.

  • Anal Cancer
  • Basal Cell Carcinoma
  • Bile Duct Cancer
  • Bladder Cancer
  • Bone Cancer
  • Brain Cancer
  • Breast Cancer
  • Cancer
  • Carcinoid Tumor
  • Carcinoma
  • Cervical Cancer
  • Colon Cancer
  • Esophageal Cancer
  • Gallbladder Cancer
  • Glioma
  • Head and Neck Cancer
  • Hodgkin's Disease
  • Kidney Cancer
  • Larynx Cancer
  • Leukemia
  • Liver Cancer
  • Lung Cancer
  • Melanoma
  • Mesothelioma
  • Nasopharyngeal Cancer
  • Neoplasm
  • Neuroblastoma
  • Non-Hodgkin's Lymphoma (NHL)
  • Oral Cancer
  • Ovarian Cancer
  • Pancreatic Cancer
  • Penis Cancer
  • Pheochromocytoma (PCC)
  • Polycythemia
  • Prostate Cancer
  • Retinoblastoma
  • Salivary Gland Cancer
  • Sarcoma
  • Skin Cancer
  • Stomach Cancer
  • Testicular Cancer
  • Thymoma
  • Thyroid Cancer
  • Urethral Cancer
  • Uterine Cancer
  • Vaginal Cancer

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Dennis A. Buck as in-network for the following 2026 plans.

Health plans

Ambetter from Arizona Complete Health

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 16 plans from Ambetter from Arizona Complete Health
Ambetter from Arizona Complete Health plans
Plan Plan type Network tier New patients
Choice Bronze HSA HMO · Expanded Bronze Preferred Accepting new patients
Choice Bronze HSA + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Complete Gold HMO · Gold Preferred Accepting new patients
Complete Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Complete Silver HMO · Silver Preferred Accepting new patients
Complete Silver + Vision + Adult Dental HMO · Silver Preferred Accepting new patients
Elite Gold HMO · Gold Preferred Accepting new patients
Elite Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Everyday Bronze HMO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze HMO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Standard Gold HMO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Standard Silver HMO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental HMO · Silver Preferred Accepting new patients

Blue Cross Blue Shield of Arizona

Network data as of Jun 29, 2026, as reported by the insurer.

Show all 10 plans from Blue Cross Blue Shield of Arizona
Blue Cross Blue Shield of Arizona plans
Plan Plan type Network tier New patients
AZ Blue ACA StandardHealth Silver with Health Choice (7 plan variants) HMO · Silver Acahealthchoice Accepting new patients
AZ Blue AdvanceHealth Bronze Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue AdvanceHealth Gold Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue AdvanceHealth Silver Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Silver Neighborhood Accepting new patients
AZ Blue EverydayHealth Gold Neighborhood (1 Free PCP Visit) (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue EverydayHealth Silver Neighborhood (1 Free PCP Visit) (7 plan variants) HMO · Silver Neighborhood Accepting new patients
AZ Blue Portfolio Bronze HSA Neighborhood (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue StandardHealth Bronze Neighborhood (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue StandardHealth Gold Neighborhood (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue StandardHealth Silver Neighborhood (7 plan variants) HMO · Silver Neighborhood Accepting new patients

Cigna HealthCare of Arizona, Inc

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 16 plans from Cigna HealthCare of Arizona, Inc
Cigna HealthCare of Arizona, Inc plans
Plan Plan type Network tier New patients
Connect Bronze 7400 Indiv Med Deductible HMO · Bronze Preferred Accepting new patients
Connect Bronze 9500 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze CMS Standard HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ 4000 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ 6300 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ CMS Standard HMO · Expanded Bronze Preferred Accepting new patients
Connect Gold 2500 Indiv Med Deductible HMO · Gold Preferred Accepting new patients
Connect Gold CMS Standard HMO · Gold Preferred Accepting new patients
Connect Gold SoAZ 2500 Indiv Med Deductible HMO · Gold Preferred Accepting new patients
Connect Gold SoAZ CMS Standard HMO · Gold Preferred Accepting new patients
Connect Silver 4000 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver 6100 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver CMS Standard HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ 4000 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ 6200 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ CMS Standard HMO · Silver Preferred Accepting new patients

UnitedHealthcare

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 14 plans from UnitedHealthcare
UnitedHealthcare plans
Plan Plan type Network tier New patients
UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Essential ($0 Virtual Urgent Care) HMO · Bronze Non Preferred Accepting new patients
UHC Bronze Standard HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Standard+ (Dental + Vision) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Gold Advantage ($0 Virtual Urgent Care, $3 Tier 2 Rx) HMO · Gold Non Preferred Accepting new patients
UHC Gold Advantage+ ($0 Virtual Urgent Care, $3 Tier 2 Rx, Dental + Vision) HMO · Gold Non Preferred Accepting new patients
UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $3 Tier 2 Rx) HMO · Gold Non Preferred Accepting new patients
UHC Gold Standard HMO · Gold Non Preferred Accepting new patients
UHC Silver Advantage ($0 Virtual Urgent Care, $8 Tier 2 Rx) HMO · Silver Non Preferred Accepting new patients
UHC Silver Advantage+ ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) HMO · Silver Non Preferred Accepting new patients
UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care) HMO · Silver Non Preferred Accepting new patients
UHC Silver Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision) HMO · Silver Non Preferred Accepting new patients
UHC Silver Standard HMO · Silver Non Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Dennis A. Buck is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Dennis A. Buck is enrolled to bill Medicare as a Practitioner - Hematology/oncology .

Bills through: Carris Health Llc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Novartis $1692
Genentech $594
E.R. Squibb \u0026 Sons $387

Other

Food and Beverage $2869
Travel and Lodging $1066

Studies

Graduated in 2009

Other ways to reach out

  • Website: https://www.centura.org/node/422221
  • Facebook: https://www.facebook.com/CenturaHealth

Affiliated practices

Penrose Cardiac Thoracic & Vascular Surgery
1800 East 3rd Avenue
Durango, 81301 CO
(970) 764-1790
Cancer Treatment Centers of America, Tulsa - CTCA
10109 East 79th Street
Tulsa, 74133 OK
(918) 381-0133

Affiliated hospitals

MERCY REGIONAL MEDICAL CENTER
1010 THREE SPRINGS BLVD
DURANGO, 81301 CO
(970) 247-4311
SOUTHWEST MEMORIAL HOSPITAL
1311 N MILDRED RD
CORTEZ, 81321 CO
(970) 565-6666
UPPER SAN JUAN HEALTH SERVICE DISTRICT
95 SOUTH PAGOSA BOULEVARD
PAGOSA SPRINGS, 81147 CO
(970) 731-3700

Questions & Answers

What conditions does Dr. Dennis Andrew Buck treat?

Dr. Dennis Andrew Buck provides treatment for Bone Cancer, Kidney Cancer, Liver Cancer, Ovarian Cancer, Polycythemia, Thymoma. For the full list see this list.

Does Dr. Dennis Andrew Buck accept insurance?

Dr. Dennis Andrew Buck is listed in-network for 56 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc, UnitedHealthcare. See the Marketplace plans section for details.

Where can you meet with Dr. Dennis Andrew Buck?

Dr. Dennis Andrew Buck's office is located at 2500 East Hunt Drive Suite H-J in Show Low, AZ 85901.

Does Dr. Dennis Andrew Buck have affiliation with practices?

Dr. Dennis Andrew Buck is affiliated with Penrose Cardiac Thoracic & Vascular Surgery. For the full list of practices see this list.

Has Dr. Dennis Andrew Buck affiliation with hospitals?

Dr. Dennis Andrew Buck is affiliated with MERCY REGIONAL MEDICAL CENTER. For the full list of hospitals see this list.